<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" :inline="true" label-width="138px">
      <el-form-item label="上一级行政区域编号" prop="areapCode">
        <el-input
          v-model="queryParams.areapCode"
          placeholder="请输入上一级行政区域编号"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="行政区域名称" prop="areaName">
        <el-input
          v-model="queryParams.areaName"
          placeholder="请输入行政区域名称"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="行政级别" prop="grade">
        <el-input
          v-model="queryParams.grade"
          placeholder="请输入行政级别"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"

        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['system:area:add']"
        >添加行政区域</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['system:area:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['system:area:remove']"
        >删除</el-button>
      </el-col>
      <!--<el-col :span="1.5">
        <el-button
          type="warning"
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['system:area:export']"
        >导出</el-button>
      </el-col>-->
    </el-row>

    <el-table v-loading="loading" :data="areaList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="行政区域编号" align="center" prop="areaCode" />
      <el-table-column label="上一级行政区域编号" align="center" prop="areapCode" />
      <el-table-column label="行政区域名称" align="center" prop="areaName" />
      <el-table-column label="行政级别" align="center" prop="grade"  :formatter="formatGrade"/>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:area:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:area:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />
    <!-- 添加或修改行政区域管理对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="40%" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="180px">
        <el-form-item label="行政区域编号" prop="areaCode">
          <el-input v-model="form.areaCode" placeholder="行政区域编号" />
        </el-form-item>
        <el-form-item label="上一级行政区域" v-show="form.grade != '' && form.grade != null && form.grade != undefined && form.grade != 1"  prop="areapCode">
          <el-select v-model="form.areapCode">
            <el-option
              v-for="item in areaList"
              :key="item.areaCode"
              :label="item.areaName"
              :value="item.areaCode">
            </el-option>
          </el-select>
<!--          <el-input v-model="form.areapCode" placeholder="请输入上一级行政区域编号" />-->
        </el-form-item>
        <el-form-item label="行政区域名称" prop="areaName">
          <el-input v-model="form.areaName" placeholder="请输入行政区域名称" />
        </el-form-item>
        <el-form-item label="行政级别" prop="grade">
          <el-select v-model="form.grade">
            <el-option label="县" :value="1" />
            <el-option label="镇" :value="2" />
            <el-option label="村" :value="3" />
            <el-option label="组" :value="4" />
          </el-select>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
  import { listArea, getArea, delArea, addArea, updateArea, exportArea } from "@/api/system/area";
  export default {
    name: "Area",
    data() {
      return {
        // 遮罩层
        loading: true,
        // 选中数组
        ids: [],
        // 非单个禁用
        single: true,
        // 非多个禁用
        multiple: true,
        // 总条数
        total: 0,
        // 行政区域管理表格数据
        areaList: [],
        // 弹出层标题
        title: "",
        // 修改 or 添加
        status:"",
        // 是否显示弹出层
        open: false,
        // 查询参数
        queryParams: {
          pageNum: 1,
          pageSize: 10,
          areapCode: undefined,
          areaName: undefined,
          grade: undefined
        },
        // 表单参数
        form: {},
        // 表单校验
        rules: {
          // areapCode: [
          //   { required: true, message: "上一级行政区域编号不能为空", trigger: "blur" }
          // ],
          areaName: [
            { required: true, message: "行政区域名称不能为空", trigger: "blur" }
          ],
          grade: [
            { required: true, message: "行政级别不能为空", trigger: "blur" }
          ]
        }

      };

    },
    created() {
      this.getList();
    },
    methods: {
      /** 查询行政区域管理列表 */
      getList() {
        this.loading = true;
        listArea(this.queryParams).then(response => {
          this.areaList = response.rows;
          this.total = response.total;
          this.loading = false;
        });

      },
      // 取消按钮
      cancel() {
        this.open = false;
        this.reset();
      },
      // 表单重置
      reset() {
        this.form = {
          areaCode: undefined,
          areapCode: undefined,
          areaName: undefined,
          grade: undefined
        };
        this.resetForm("form");
      },
      /** 搜索按钮操作 */
      handleQuery() {
        this.queryParams.pageNum = 1;
        this.getList();
      },
      /** 重置按钮操作 */
      resetQuery() {
        this.resetForm("queryForm");
        this.handleQuery();
      },
      // 多选框选中数据
      handleSelectionChange(selection) {
        this.ids = selection.map(item => item.areaCode)
        this.single = selection.length!=1
        this.multiple = !selection.length
      },
      /** 新增按钮操作 */
      handleAdd() {
        this.reset();
        this.open = true;
        this.status = "add"
        this.title = "添加行政区域管理";
      },
      /** 修改按钮操作 */
      handleUpdate(row) {
        this.reset();
        const areaCode = row.areaCode || this.ids
        getArea(areaCode).then(response => {
          this.form = response.data;
          this.open = true;
          this.status = "update"
          this.title = "修改行政区域管理";
        });
      },

      /** 提交按钮 */
      submitForm: function() {
        this.$refs["form"].validate(valid => {
          if (valid) {
            if (this.status === "update") {
              updateArea(this.form).then(response => {
                if (response.code === 200) {
                  this.msgSuccess("修改成功");
                  this.open = false;
                  this.getList();
                } else {
                  this.msgError(response.msg);
                }

              });
            } else if (this.status === "add") {
              addArea(this.form).then(response => {
                if (response.code === 200) {
                  this.msgSuccess("新增成功");
                  this.open = false;
                  this.getList();
                } else {
                  this.msgError(response.msg);
                }
              });
            }
          }
        });
      },
      /** 删除按钮操作 */
      handleDelete(row) {
        const areaCodes = row.areaCode || this.ids;
        this.$confirm('是否确认删除行政区域管理编号为"' + areaCodes + '"的数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function() {
          return delArea(areaCodes);
        }).then(() => {
          this.getList();
          this.msgSuccess("删除成功");
        }).catch(function() {});

      },

      /** 导出按钮操作 */
      handleExport() {
        const queryParams = this.queryParams;
        this.$confirm('是否确认导出所有行政区域管理数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function() {
          return exportArea(queryParams);
        }).then(response => {
          this.download(response.msg);
        }).catch(function() {});
      },
      formatGrade(row){
        if (row.grade === 1){
          return "县"
        } else if (row.grade === 2){
          return "镇"
        } else if (row.grade === 3){
          return "村"
        } else if (row.grade === 4){
          return "组"
        }
      }
    }
  };
</script>
